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十一. What do you need to know to solve this?
You have kite ABCD. Angle B is at the top of the kite and measures 80 degrees.
Angles A and C are on the sides and Angle D is at the bottom of the kite.
What is the largest size that Angle A or C could be?
谜底是十二5
百思不得它姐姐 |
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论坛元老